Corey, G. (2009). Theory and practice of counseling and psychotherapy. Australia: Thomson/Brooks/Cole.
Trích dẫn kiểu ChicagoCorey, Gerald. Theory and Practice of Counseling and Psychotherapy. Australia: Thomson/Brooks/Cole, 2009.
Deismireacht MLACorey, Gerald. Theory and Practice of Counseling and Psychotherapy. Australia: Thomson/Brooks/Cole, 2009.
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